Keson wooden rulers have long been an essential tool for carpenters, masons, plumbers and all types of tradespeople. They extend to over 6 feet (2m). They enable you to draw straight lines up to these lengths without the use of a chalk line or masons line.
The brass extender makes measuring tight openings a snap. Extends up to 6 inches, and sliding rule stops at each end to resist falling out. A very useful tool for carpenters.

• Six-inch brass extender allows for accurate measuring in tight places
• Measures in feet and inches
• 1/16-inch graduations

• Length - 6 ft.
• Width - 5/8
• Material - Beechwood
• Special - Brass Extender

(1) Keson WR1818X Wood Ruler with Brass Extender, 5/8-Inch by 6-Foot